Re: [lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-30 Thread Riccardo Veraldi
Sorry for replaying late, I answered in-line On 10/21/18 6:00 AM, Andreas Dilger wrote: It would be useful to post information like this on wiki.lustre.org so they can be found more easily by others. There are already some ZFS tunings there (I don't have the URL handy, just on a plane), so

Re: [lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-21 Thread Andreas Dilger
It would be useful to post information like this on wiki.lustre.org so they can be found more easily by others. There are already some ZFS tunings there (I don't have the URL handy, just on a plane), so it might be useful to include some information about the hardware and workload to give

Re: [lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-19 Thread Riccardo Veraldi
On 10/19/18 12:37 PM, Mohr Jr, Richard Frank (Rick Mohr) wrote: On Oct 17, 2018, at 7:30 PM, Riccardo Veraldi wrote: anyway especially regarding the OSSes you may eventually need some ZFS module parameters optimizations regarding vdev_write and vdev_read max to increase those values higher

Re: [lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-19 Thread Mohr Jr, Richard Frank (Rick Mohr)
> On Oct 17, 2018, at 7:30 PM, Riccardo Veraldi > wrote: > > anyway especially regarding the OSSes you may eventually need some ZFS module > parameters optimizations regarding vdev_write and vdev_read max to increase > those values higher than default. You may also disable ZIL, change the

Re: [lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-17 Thread Riccardo Veraldi
On 10/17/18 1:20 PM, Kurt Strosahl wrote: Good Afternoon, I believe 2.10.* is the long time support. I am happy with 2.10.5 on my standard  performance cluster but for a very high performance cluster I built 5 months ago where 6GB/s per each OSS where required in read and write transfers

Re: [lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-17 Thread Peter Jones
: Wednesday, October 17, 2018 at 1:20 PM To: "lustre-discuss@lists.lustre.org" Subject: [lustre-discuss] lustre 2.10.5 or 2.11.0 Good Afternoon, I'm in the early planning stages of a lustre upgrade. We are going to be moving from 2.5 to either 2.10 or 2.11, possibly by standing up a

[lustre-discuss] lustre 2.10.5 or 2.11.0

2018-10-17 Thread Kurt Strosahl
Good Afternoon, I'm in the early planning stages of a lustre upgrade. We are going to be moving from 2.5 to either 2.10 or 2.11, possibly by standing up a new lustre file system alongside the existing one and migrating the data over. I'm wondering if anyone has had specific experiences